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ICD-10-CM tabular list

Z00-Z13Persons encountering health services for examinations

ICD-10-CM codes Z00-Z13 cover persons encountering health services for examinations, within factors influencing health status and contact with health services. The block holds 206 codes across 11 categories, of which 156 are billable and 50 are header codes that cannot be submitted on a claim.

Excludes2 — not included here, but may coexist

The excluded condition is not part of this code, but a patient can have both. You may code both.

  • examinations related to pregnancy and reproduction (Z30-Z36, Z39.-)

Notes

Additional guidance from the ICD-10-CM tabular list.

  • Nonspecific abnormal findings disclosed at the time of these examinations are classified to categories R70-R94.

What else to watch in Z00-Z13

  • 41 codes are named in Medicare coverage policies. An LCD or NCD lists them as supporting medical necessity, or explicitly as not supporting it. Which applies depends on the MAC for your state.

Categories in Z00-Z13

ICD-10-CMFY2026-Apr· effective April 1, 2026